<template>
  <div class="xtx-pay-checkout-page">
    <div class="container" v-if="settledInfo.summary">
      <XtxBread>
        <XtxBreadItem to="/">首页</XtxBreadItem>
        <XtxBreadItem to="/cart">购物车</XtxBreadItem>
        <XtxBreadItem>填写订单</XtxBreadItem>
      </XtxBread>
      <div class="wrapper">
        <!-- 收货地址 -->
        <h3 class="box-title">收货地址</h3>
        <div class="box-body">
          <div class="address">
            <div class="text">
              <div class="none" v-if="!defaultAddress.receiver">您需要先添加收货地址才可提交订单。</div>
              <ul v-else>
                <li>
                  <span>收<i />货<i />人：</span>{{ defaultAddress.receiver }}
                </li>
                <li><span>联系方式：</span>{{ defaultAddress.contact }}</li>
                <li>
                  <span>收货地址：</span
                  >{{ defaultAddress.fullLocation + defaultAddress.address }}
                </li>
              </ul>
            </div>
            <div class="action">
              <XtxButton class="btn" @click="toggleAddress">切换地址</XtxButton>
              <XtxButton class="btn" @click="addAddressItem">添加地址</XtxButton>
            </div>
          </div>
        </div>
        <!-- 商品信息 -->
        <h3 class="box-title">商品信息</h3>
        <div class="box-body">
          <table class="goods">
            <thead>
              <tr>
                <th width="520">商品信息</th>
                <th width="170">单价</th>
                <th width="170">数量</th>
                <th width="170">小计</th>
                <th width="170">实付</th>
              </tr>
            </thead>
            <tbody>
              <tr v-for="i in settledInfo.goods" :key="i.id">
                <td>
                  <a href="javascript:;" class="info">
                    <img :src="i.picture" alt="" />
                    <div class="right">
                      <p>{{ i.name }}</p>
                      <p>{{ i.attrsText }}</p>
                    </div>
                  </a>
                </td>
                <td>&yen;{{ i.payPrice }}</td>
                <td>{{ i.count }}</td>
                <td>&yen;{{ i.totalPrice }}</td>
                <td>&yen;{{ i.totalPayPrice }}</td>
              </tr>
            </tbody>
          </table>
        </div>
        <!-- 配送时间 -->
        <h3 class="box-title">配送时间</h3>
        <div class="box-body">
          <a class="my-btn active" href="javascript:;"
            >不限送货时间：周一至周日</a
          >
          <a class="my-btn" href="javascript:;">工作日送货：周一至周五</a>
          <a class="my-btn" href="javascript:;">双休日、假日送货：周六至周日</a>
        </div>
        <!-- 支付方式 -->
        <h3 class="box-title">支付方式</h3>
        <div class="box-body">
          <a class="my-btn active" href="javascript:;">在线支付</a>
          <a class="my-btn" href="javascript:;">货到付款</a>
          <span style="color: #999">货到付款需付5元手续费</span>
        </div>
        <!-- 金额明细 -->
        <h3 class="box-title">金额明细</h3>
        <div class="box-body">
          <div class="total">
            <dl>
              <dt>商品件数：</dt>
              <dd>{{ settledInfo.summary.goodsCount }}件</dd>
            </dl>
            <dl>
              <dt>商品总价：</dt>
              <dd>¥{{ settledInfo.summary.totalPrice }}</dd>
            </dl>
            <dl>
              <dt>运<i></i>费：</dt>
              <dd>¥{{ settledInfo.summary.postFee }}</dd>
            </dl>
            <dl>
              <dt>应付总额：</dt>
              <dd class="price">¥{{ settledInfo.summary.totalPayPrice }}</dd>
            </dl>
          </div>
        </div>
        <!-- 提交订单 -->
        <div class="submit">
          <XtxButton type="primary" @click="confirm">提交订单</XtxButton>
        </div>
      </div>
    </div>
    <!-- 切换地址弹框 -->
    <XtxDialog title="切换收货地址" :visible="visible" @close="closeDialog">
      <template #default>
        <div class="addressWrapper">
          <div
            class="text item"
            v-for="item in addressList"
            :key="item.id"
            @click="toggleItem(item)"
            :class="{ active: selectedAddress.id === item.id }"
          >
            <ul>
              <li>
                <span>收<i />货<i />人：</span>{{ item.receiver }}
              </li>
              <li><span>联系方式：</span>{{ item.contact }}</li>
              <li>
                <span>收货地址：</span>{{ item.fullLocation + item.address }}
              </li>
            </ul>
          </div>
        </div>
      </template>
      <template #footer>
        <XtxButton type="gray" style="margin-right: 20px" @click="closeDialog"
          >取消</XtxButton
        >
        <XtxButton type="primary" @click="submitAddress">确认</XtxButton>
      </template>
    </XtxDialog>
    <!-- 添加地址弹框 -->
    <XtxDialog
      title="添加收货地址"
      :visible="addvisible"
      @close="closeAddDialog"
    >
      <template #default>
          <div class="address-edit">
        <div class="xtx-form">
          <div class="xtx-form-item">
            <div class="label">收货人：</div>
            <div class="field">
              <input v-model="formData.receiver" class="input" placeholder="请输入收货人" />
            </div>
          </div>
          <div class="xtx-form-item">
            <div class="label">手机号：</div>
            <div class="field">
              <input v-model="formData.contact" class="input" placeholder="请输入手机号" />
            </div>
          </div>
          <div class="xtx-form-item">
            <div class="label">地区：</div>
            <div class="field" style="heght: 50px">
              <XtxCity placeholder="请选择所在地区"  @change="changeCity"/>
            </div>
          </div>
          <div class="xtx-form-item">
            <div class="label">详细地址：</div>
            <div class="field">
              <input  v-model="formData.address" class="input" placeholder="请输入详细地址" />
            </div>
          </div>
          <div class="xtx-form-item">
            <div class="label">邮政编码：</div>
            <div class="field">
              <input  v-model="formData.postalCode" class="input" placeholder="请输入邮政编码" />
            </div>
          </div>
          <div class="xtx-form-item">
            <div class="label">地址标签：</div>
            <div class="field">
              <input v-model="formData.addressTags" class="input" placeholder="请输入地址标签，逗号分隔" />
            </div>
          </div>
        </div>
      </div>
      </template>
      <template #footer>
        <XtxButton type="gray" style="margin-right: 20px" @click="closeAddDialog">取消</XtxButton>
        <XtxButton type="primary" @click="confirmAdd">确认</XtxButton>
      </template>
    </XtxDialog>
  </div>
</template>
<script>
// 获取数据
import { findCheckoutInfo, addAddress, createOrder } from '@/api/order'
import { ref, onMounted, reactive } from 'vue'
import { useRouter } from 'vue-router'
import { useStore } from 'vuex'
import { findCartList } from '@/api/cart'
import { message } from '@/components/Message/index.js'
export default {
  name: 'XtxPayCheckoutPage',
  setup () {
    const settledInfo = ref({})
    async function loadSettledInfo () {
      const res = await findCheckoutInfo()
      settledInfo.value = res.data.result
      // 把收货地址列表拿到
      addressList.value = res.data.result.userAddresses
      // 把默认地址拿到
      // 当用户没有默认地址  做一个兼容处理  有默认项 显示默认项 没有显示第一个  没有的话不显示
      // 如果没有地址数据的话  模板区域不显示
      if (settledInfo.value.userAddresses.length === 0) {
        return false
      }

      const defaultItem = settledInfo.value.userAddresses.find((item) => item.isDefault === 1)
      if (defaultItem) {
        //   如果有默认项  取默认项
        defaultAddress.value = defaultItem
      } else {
        //   代表没有默认项  取第一项
        defaultAddress.value = settledInfo.value.userAddresses[0]
      }
    }
    onMounted(() => {
      loadSettledInfo()
    })
    // 默认地址渲染
    const defaultAddress = ref({})
    // 切换收货地址时 收货地址列表
    const addressList = ref([])

    // 控制弹框显示隐藏
    const visible = ref(false)
    // 点击切换地址  打开弹框
    function toggleAddress () {
      selectedAddress.value = defaultAddress.value
      visible.value = true
    }
    // 弹框组件 通过emit触发的自定义事件  关闭弹窗
    function closeDialog () {
      visible.value = false
    }
    // 实现选中交互效果
    const selectedAddress = ref({})
    // 在点击地址某一项的时候  把当前点击项传下来 赋值给 中间变量 通过判断当前点击的项id是否等于中间变量的id  给一个动态class
    function toggleItem (item) {
      selectedAddress.value = item
    }

    // 点击切换地址 确定按钮
    function submitAddress () {
      // 把当前选中的项赋值给 defaultAddress
      defaultAddress.value = selectedAddress.value
      //   关闭弹框
      visible.value = false
    }

    // 新增地址弹框
    // 控制新增地址弹框显示隐藏
    const addvisible = ref(false)
    // 点击新增地址按钮
    function addAddressItem () {
      addvisible.value = true
    }
    // 通过子传父 关闭 新增地址弹框
    function closeAddDialog () {
      addvisible.value = false
    }

    // 表单数据
    const formData = reactive({
      receiver: '',
      contact: '',
      provinceCode: '',
      cityCode: '',
      countyCode: '',
      address: '',
      postalCode: '',
      addressTags: '',
      isDefault: 0,
      fullLocation: ''
    })
    const locationName = reactive({
      provinceName: '',
      cityName: '',
      countyName: ''
    })

    // 点击城市时 将获取到的选择后的数据赋值给 formData
    function changeCity (cacheData) {
      const { provinceCode, cityCode, countyCode, provinceName, cityName, countyName } = cacheData
      formData.provinceCode = provinceCode
      formData.cityCode = cityCode
      formData.countyCode = countyCode
      locationName.provinceName = provinceName
      locationName.cityName = cityName
      locationName.countyName = countyName
    }
    // 确认添加
    async function confirmAdd () {
      // 准备参数
      formData.fullLocation = `${locationName.provinceName}${locationName.cityName}${locationName.countyName}`
      await addAddress(formData)
      // 提示一下用户新增成功
      message({ type: 'success', text: '新增地址成功' })
      // 显示刚才新增地址 重新拉取一下接口
      loadSettledInfo()
      // 弹框关闭
      addvisible.value = false
    }

    // 准备提交订单接口的数据
    // 需要提交的字段
    const reqParams = reactive({
      deliveryTimeType: 1,
      payType: 1,
      buyerMessage: '',
      addressId: null, // 地址id
      goods: [] // {skuId, count}
    })
    const router = useRouter()
    const store = useStore()
    // 点击提交订单
    async function confirm () {
      // 点击提交  调用接口 跳转支付页
      reqParams.addressId = selectedAddress.value.id // 当前选中的地址id
      reqParams.goods = settledInfo.value.goods.map(item => {
        return { // 当前商品信息的sukId和count
          skuId: item.skuId,
          count: item.count
        }
      })
      // 调用接口
      const order = await createOrder(reqParams)
      // 重新拉取购物车列表
      findCartList().then(res => {
        store.commit('setCartList', res.data.result)
        // 接口调用成功后  跳转支付页面
        router.push({
          path: '/pay',
          query: {
            orderId: order.data.result.id
          }
        })
      })
    }

    return {
      settledInfo,
      defaultAddress,
      visible,
      toggleAddress,
      closeDialog,
      addressList,
      selectedAddress,
      toggleItem,
      submitAddress,
      addvisible,
      addAddressItem,
      closeAddDialog,
      formData,
      changeCity,
      locationName,
      confirmAdd,
      confirm
    }
  }
}
</script>
<style scoped lang="less">
.xtx-pay-checkout-page {
  .wrapper {
    background: #fff;
    padding: 0 20px;
    .box-title {
      font-size: 16px;
      font-weight: normal;
      padding-left: 10px;
      line-height: 70px;
      border-bottom: 1px solid #f5f5f5;
    }
    .box-body {
      padding: 20px 0;
    }
  }
}
.address {
  border: 1px solid #f5f5f5;
  display: flex;
  align-items: center;
  .text {
    flex: 1;
    min-height: 90px;
    display: flex;
    align-items: center;
    .none {
      line-height: 90px;
      color: #999;
      text-align: center;
      width: 100%;
    }
    > ul {
      flex: 1;
      padding: 20px;
      li {
        line-height: 30px;
        span {
          color: #999;
          margin-right: 5px;
          > i {
            width: 0.5em;
            display: inline-block;
          }
        }
      }
    }
    > a {
      color: @xtxColor;
      width: 160px;
      text-align: center;
      height: 90px;
      line-height: 90px;
      border-right: 1px solid #f5f5f5;
    }
  }
  .action {
    width: 420px;
    text-align: center;
    .btn {
      width: 140px;
      height: 46px;
      line-height: 44px;
      font-size: 14px;
      &:first-child {
        margin-right: 10px;
      }
    }
  }
}
.goods {
  width: 100%;
  border-collapse: collapse;
  border-spacing: 0;
  .info {
    display: flex;
    text-align: left;
    img {
      width: 70px;
      height: 70px;
      margin-right: 20px;
    }
    .right {
      line-height: 24px;
      p {
        &:last-child {
          color: #999;
        }
      }
    }
  }
  tr {
    th {
      background: #f5f5f5;
      font-weight: normal;
    }
    td,
    th {
      text-align: center;
      padding: 20px;
      border-bottom: 1px solid #f5f5f5;
      &:first-child {
        border-left: 1px solid #f5f5f5;
      }
      &:last-child {
        border-right: 1px solid #f5f5f5;
      }
    }
  }
}
.my-btn {
  width: 228px;
  height: 50px;
  border: 1px solid #e4e4e4;
  text-align: center;
  line-height: 48px;
  margin-right: 25px;
  color: #666666;
  display: inline-block;
  &.active,
  &:hover {
    border-color: @xtxColor;
  }
}
.total {
  dl {
    display: flex;
    justify-content: flex-end;
    line-height: 50px;
    dt {
      i {
        display: inline-block;
        width: 2em;
      }
    }
    dd {
      width: 240px;
      text-align: right;
      padding-right: 70px;
      &.price {
        font-size: 20px;
        color: @priceColor;
      }
    }
  }
}
.submit {
  text-align: right;
  padding: 60px;
  border-top: 1px solid #f5f5f5;
}
.xtx-dialog {
  .addressWrapper {
    max-height: 500px;
    overflow-y: auto;
  }
  .text {
    flex: 1;
    min-height: 90px;
    display: flex;
    align-items: center;
    &.item {
      border: 1px solid #f5f5f5;
      margin-bottom: 10px;
      cursor: pointer;
      &.active,
      &:hover {
        border-color: @xtxColor;
        background: lighten(@xtxColor, 50%);
      }
      > ul {
        padding: 10px;
        font-size: 14px;
        line-height: 30px;
      }
    }
  }
}
.xtx-city[data-v-679f5e5e] {
    display: inline-block;
    position: relative;
    width: 320px;
    height: 51px;
    z-index: 400;
}
.xtx-city[data-v-679f5e5e][data-v-137beea6]{
    margin: 0;
}

</style>
